Never does it when it matters 
lolz....just check his stats for the winning cause...
especially in the finals of tournaments...
here are some from espncricinfo
Best performers in ODI tournament finals (Qual: 750 runs)
Batsman Matches Runs Average Strike rate 100s/ 50s
Gary Kirsten 20 1019 67.93 74.16 3/ 7
Viv Richards 18 836 55.73 84.78 1/ 9
Sachin Tendulkar 39 1833 55.54 87.41 6/ 10
Matthew Hayden 17 760 50.66 73.14 1/ 6
Dean Jones 30 1064 48.36 73.12 1/ 8
Aravinda de Silva 24 930 44.28 88.06 2/ 6
Sanath Jayasuriya 39 1613 42.44 98.35 2/ 13
Marvan Atapattu 26 969 40.37 70.01 2/ 6